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About

Comprehensive Digestive Institute of Nevada is a privately held gastroenterology medical practice based in Las Vegas, NV, with three Las Vegas offices (including 8530 W Sunset Rd and 9260 W Sunset Rd). It offers GI services such as colonoscopy and endoscopy, and treatment for abdominal pain and diarrhea. The practice has about 13 employees and is led by key providers including Gary Chen, MD (Gastroenterologist, Managing Partner) and Jacquelyn Daneshforouz, PA (Lead GI PA). Website: nevadagastro.com. Monthly visits ~8.6k with a strong U.S. presence (65%), and minor international presence (Philippines). Note: employer reviews are limited and currently low (1.2/5). If you’re seeking a Las Vegas GI specialist for colonoscopy/endoscopy or abdominal pain/diarrhea evaluation, this clinic is a local option.

Clinic Type

Gastroenterology

Address

Southwest Las Vegas Office; NorthWest Las Vegas Office (multiple locations)

Phone

(702) 483-4483

Email

support@curemd.com

Opening Hours

8:00 am-5:00 pm

Services Offered

  • colonoscopy
  • endoscopy
  • treating abdominal pain
  • treating diarrhea and constipation

Technology & Equipment

  • endoscopy
  • colonoscopy
  • advanced endoscopic technology

Team

  • Tarek Ammar, former Chief of Gastroenterology at University Medical Center of Southern Nevada; Director of Endoscopy at the University of Nevada Las Vegas — M.D.
  • Gary Chen, expert in gastroenterology; knowledgeable about endoscopic technology advances — M.D.
  • Dr. Vijay Jayaraman, formally trained therapeutic endoscopist practicing in Southern Nevada — Gastroenterologist
  • Christian Diaz Stone, academic gastroenterologist practicing in Las Vegas, NV since 2009 — Gastroenterologist
  • Dr. Andrew I. Kim, certified by the American Board of Internal Medicine — Gastroenterologist
  • Dr. Ryan, Board-Certified Gastroenterologist; treats intestinal and liver diseases — Gastroenterologist
  • Syed Abdul Basit, MD, started medical career as pediatrician in Pakistan — Gastroenterologist
  • David Quan Shih, MD, PhD, FACP, joined CDIN from Cedars-Sinai Medical Center in Los Angeles — Gastroenterologist
  • Matthew Glover, joined CDIN in 2021 after fellowship at Washington University in St. Louis Missouri — Gastroenterologist
  • Gayatri Vengayil, MD, joined CDIN in 2022; internship at Medical College of Wisconsin; Internal Medicine Residency from HCA Sunrise GME consortium — Gastroenterologist
  • Muthena Maklad, internal medicine training at University of Nevada Reno School of Medicine; Chief Resident — Gastroenterologist
  • Sang Lee, MD, board-certified; former Director of Endoscopy at Mount Sinai Health System — Gastroenterologist
  • Jacquelyn V. Daneshforouz, certified Physician Assistant in critical care and gastroenterology — PA-C
  • Mirela Popovic, certified advanced practice registered nurse in gastroenterology — APRN/FNP-BC
  • Yingmei Lee, APRN/FNP-C — Nurse Practitioner
  • Latoya Bailey, APRN/FNP-BC — Nurse Practitioner

Insurance & Payment

Languages Spoken

FAQs

What services does Comprehensive Digestive Institute of Nevada provide?

Some of our services include colonoscopy, endoscopy, treating abdominal pain, and treating diarrhea and constipation.

Do you offer new patient forms online?

Yes, New Patient Forms are available online.

How can I send an online referral?

We provide a portal for sending online referrals.

Where are the office hours published?

Office Hours are listed on the site under Our Hours/Hours of Operations.

How can I contact the practice?

Contact information is available on the website; directions and patient portals are also provided.

Social Media

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Apple Maps: 2.4/5 stars (199 reviews)
  • WebMD: 4/5 stars (sample) (4 reviews (sample subset))

Patients praise

  • thorough and knowledgeable medical care from some doctors
  • efficient online paperwork and check-in processes
  • clean and professional office environments in some instances
  • some patients reported pleasant interactions with nursing and clinical staff

Common complaints

  • reports of rude or unprofessional office staff
  • difficulties with medical record coordination and scheduling new patient appointments
  • perceived lack of empathy or poor bedside manner from some providers
  • billing and insurance communication issues

"I have never been seen by this place... yet I get a text about a bill and a threat something about collections... I never been to this place but"

WebMD review

"As soon as I was done the nurse asked if I was alright and even offered me a crumbl cookie which I thought was awesome."

LocalityBiz review

"The customer service in this location is beyond pathetic. They cancelled my appointment without telling me and I took the day off."

Apple Maps review

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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